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<h2><span class="refentrytitle">Class template null_index</span></h2>
<p>boost::interprocess::null_index</p>
</div>
<h2 class="refsynopsisdiv-title">Synopsis</h2>
<div class="refsynopsisdiv"><pre class="synopsis"><span class="comment">// In header: &lt;<a class="link" href="../../interprocess/indexes_reference.html#doxygen.boost_interprocess_header_reference.null__index_8hpp" title="Header &lt;boost/interprocess/indexes/null_index.hpp&gt;">boost/interprocess/indexes/null_index.hpp</a>&gt;

</span><span class="keyword">template</span><span class="special">&lt;</span><span class="keyword">typename</span> MapConfig<span class="special">&gt;</span> 
<span class="keyword">class</span> <a class="link" href="classboost_1_1interprocess_1_1null__index.html" title="Class template null_index">null_index</a> <span class="special">{</span>
<span class="keyword">public</span><span class="special">:</span>
  <span class="comment">// types</span>
  <span class="keyword">typedef</span> <span class="keyword">int</span> <span class="special">*</span>       <a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1ad300213ff499e6ae2173e8104bb8de65"></a><span class="identifier">iterator</span><span class="special">;</span>      
  <span class="keyword">typedef</span> <span class="keyword">const</span> <span class="keyword">int</span> <span class="special">*</span> <a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1ac2ef4acb82663ebd91e1e6df04006db2"></a><span class="identifier">const_iterator</span><span class="special">;</span>

  <span class="comment">// <a class="link" href="../boost_container_header_reference/classboost_1_1container_1_1flat__multimap.html#id30-bb">public member functions</a></span>
  <span class="identifier">const_iterator</span> <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a60f163a71d24ceea378d9826ad5fe1a7"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="identifier">iterator</span> <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1aa54bab9444b53b22959a4779943c3288"><span class="identifier">begin</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  <span class="identifier">const_iterator</span> <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a7b3f9014486ae6fb7c55a5bc8da42e4a"><span class="identifier">end</span></a><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span>
  <span class="identifier">iterator</span> <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a1af04a2e58cd0a1fd5ff4e4c518efd44"><span class="identifier">end</span></a><span class="special">(</span><span class="special">)</span><span class="special">;</span>
  <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a760210717d0b0484fd2f862a83f271b3"><span class="identifier">null_index</span></a><span class="special">(</span><a class="link" href="classboost_1_1interprocess_1_1segment__manager__base.html" title="Class template segment_manager_base">segment_manager_base</a> <span class="special">*</span><span class="special">)</span><span class="special">;</span>
<span class="special">}</span><span class="special">;</span></pre></div>
<div class="refsect1">
<a name="id-1.3.16.19.3.31.4.4"></a><h2>Description</h2>
<p>Null index type used to save compilation time when named indexes are not needed. </p>
<div class="refsect2">
<a name="id-1.3.16.19.3.31.4.4.3"></a><h3>
<a name="id30-bb"></a><code class="computeroutput">null_index</code> public member functions</h3>
<div class="orderedlist"><ol class="orderedlist" type="1">
<li class="listitem">
<pre class="literallayout"><span class="identifier">const_iterator</span> <a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a60f163a71d24ceea378d9826ad5fe1a7"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
<p><a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1aa54bab9444b53b22959a4779943c3288">begin()</a> is equal to <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a1af04a2e58cd0a1fd5ff4e4c518efd44">end()</a> </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">iterator</span> <a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1aa54bab9444b53b22959a4779943c3288"></a><span class="identifier">begin</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
<p><a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1aa54bab9444b53b22959a4779943c3288">begin()</a> is equal to <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a1af04a2e58cd0a1fd5ff4e4c518efd44">end()</a> </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">const_iterator</span> <a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a7b3f9014486ae6fb7c55a5bc8da42e4a"></a><span class="identifier">end</span><span class="special">(</span><span class="special">)</span> <span class="keyword">const</span><span class="special">;</span></pre>
<p><a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1aa54bab9444b53b22959a4779943c3288">begin()</a> is equal to <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a1af04a2e58cd0a1fd5ff4e4c518efd44">end()</a> </p>
</li>
<li class="listitem">
<pre class="literallayout"><span class="identifier">iterator</span> <a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a1af04a2e58cd0a1fd5ff4e4c518efd44"></a><span class="identifier">end</span><span class="special">(</span><span class="special">)</span><span class="special">;</span></pre>
<p><a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1aa54bab9444b53b22959a4779943c3288">begin()</a> is equal to <a class="link" href="classboost_1_1interprocess_1_1null__index.html#doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a1af04a2e58cd0a1fd5ff4e4c518efd44">end()</a> </p>
</li>
<li class="listitem">
<pre class="literallayout"><a name="doxygen.boost_interprocess_header_reference.classboost_1_1interprocess_1_1null__index_1a760210717d0b0484fd2f862a83f271b3"></a><span class="identifier">null_index</span><span class="special">(</span><a class="link" href="classboost_1_1interprocess_1_1segment__manager__base.html" title="Class template segment_manager_base">segment_manager_base</a> <span class="special">*</span><span class="special">)</span><span class="special">;</span></pre>Empty constructor. </li>
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